9
3
4
17
2
3
10
2
5
7
0
0
8
0
0
6
0
0
6
0
0
7
0
0
8
0
0
6
0
0
5
0
0
8
0
0
6
0
0
6
0
0
6
0
0
4
0
0
12
0
0
6
0
0
20
0
0
4
0
0